84797 has 4 divisors (see below), whose sum is σ = 89280. Its totient is φ = 80316.

The previous prime is 84793. The next prime is 84809. The reversal of 84797 is 79748.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84797 - 2² = 84793 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 84797.

It is not an unprimeable number, because it can be changed into a prime (84793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2213 + ... + 2250.

It is an arithmetic number, because the mean of its divisors is an integer number (22320).

2⁸⁴⁷⁹⁷ is an apocalyptic number.

It is an amenable number.

84797 is a deficient number, since it is larger than the sum of its proper divisors (4483).

84797 is a wasteful number, since it uses less digits than its factorization.

84797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4482.

The product of its digits is 14112, while the sum is 35.

The square root of 84797 is about 291.1992445045. The cubic root of 84797 is about 43.9332666074.

The spelling of 84797 in words is "eighty-four thousand, seven hundred ninety-seven".